它们为鱼类和贝类提供产卵场所和营养物。
They provide spawning grounds and nutrients for fish and shellfish.
这个湖泊是欧亚大陆上最大的，红三文鱼的产卵场所。 也是野熊最爱呆的地方。
The lake is the largest spawning ground for red salmon in Eurasia and the best place for bears.
这个湖泊是欧亚大陆上最大的，红三文鱼的产卵场所。 也是野熊最爱呆的地方。
The lake is the largest spawning ground for red salmon in Eurasia and the best place for bears.
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